5. Calculate Market Demand for 1st 3 years for 3G/4G devices eg 45% of users. 1 per individual basis or 135 Million

6. Calculate rate of market entry per year for 1st 3 years eg 15%

7. Prioritize Segment eg Innovators, Early Adopters, Early Majority, Late Majority, Laggards at 5, 15, 25, 35, 20 % respectively. Focus on Innovators, Early Adopters & Early Majority first, amongst them on those who currently have Smartphone and are willing to replace/substitute.